74160664 has 32 divisors (see below), whose sum is σ = 148716000. Its totient is φ = 34547200.

The previous prime is 74160661. The next prime is 74160679. The reversal of 74160664 is 46606147.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74160661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11037 + ... + 16435.

It is an arithmetic number, because the mean of its divisors is an integer number (4647375).

Almost surely, 2^74160664 is an apocalyptic number.

It is an amenable number.

74160664 is an abundant number, since it is smaller than the sum of its proper divisors (74555336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74160664 is a wasteful number, since it uses less digits than its factorization.

74160664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5523 (or 5519 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 74160664 is about 8611.6586091182. The cubic root of 74160664 is about 420.1372642803.

The spelling of 74160664 in words is "seventy-four million, one hundred sixty thousand, six hundred sixty-four".